Koihime Musō: Doki Otome Darake no Sangokushi Engi (恋姫†無双 ～ドキッ☆乙女だらけの三国志演義～ lit. Love Princess†Unmatched ~Throb☆Romance of Three Kingdoms Filled with Girls~?) is a Japanese adult visual novel and strategy game based on the classic Chinese novel Romance of the Three Kingdoms.